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2. Water purification - Wikipedia

   en.wikipedia.org/wiki/Water_purification

   Complete removal of ions from water is possible if the right conditions are met. The water is normally pre-treated with a reverse osmosis unit to remove non-ionic organic contaminants, and with gas transfer membranes to remove carbon dioxide. A water recovery of 99% is possible if the concentrate stream is fed to the RO inlet.

3. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   31st Marine Expeditionary Unit (MEU) Service Support Group 31 in Leyte, Philippines (Feb. 20, 2006) Not all techniques by themselves will mitigate all hazards. Although flocculation followed by filtration has been suggested as best practice [6] this is rarely practicable without the ability to carefully control pH and settling conditions.

4. Organisms involved in water purification - Wikipedia

   en.wikipedia.org/wiki/Organisms_involved_in...

   Most organisms involved in water purification originate from the waste, wastewater or water stream itself or arrive as resting spore of some form from the atmosphere. In a very few cases, mostly associated with constructed wetlands , specific organisms are planted to maximise the efficiency of the process.

5. Al Pacino - Wikipedia

   en.wikipedia.org/wiki/Al_Pacino

   This is an accepted version of this page This is the latest accepted revision, reviewed on 26 February 2025. American actor (born 1940) "Pacino" redirects here. For the medieval Italian painter, see Pacino di Buonaguida. For the American football player, see Pacino Horne. Al Pacino Pacino in 2016 Born Alfredo James Pacino (1940-04-25) April 25, 1940 (age 84) New York City, U.S. Alma mater ...

6. Arlo Guthrie - Wikipedia

   en.wikipedia.org/wiki/Arlo_Guthrie

   Guthrie was born in the Coney Island neighborhood of Brooklyn, the son of the folk singer and composer Woody Guthrie and dancer Marjorie Mazia Guthrie. [1] He is the fifth, and oldest surviving, of Woody Guthrie's eight children; two older half-sisters died of Huntington's disease (of which Woody also died in 1967), an older half-brother died in a train accident, another half sister died in a ...

7. Vought F4U Corsair - Wikipedia

   en.wikipedia.org/wiki/Vought_F4U_Corsair

   The Vought F4U Corsair is an American fighter aircraft that saw service primarily in World War II and the Korean War.Designed and initially manufactured by Chance Vought, the Corsair was soon in great demand; additional production contracts were given to Goodyear, whose Corsairs were designated FG, and Brewster, designated F3A.